Manager and Administration

Chris Leaman - Owner / President.

Chris Leaman

Owner / President

As a second-generation owner, Chris leads the organization. Prior to joining the family business in 2004, Chris spent ten years with Tyco Electronics in a variety of product design and business development roles. He has a Mechanical Engineering degree from Grove City College and an MBA from J.L. Kellogg Graduate School of Management, Northwestern University. He has a passion for excellence and is thankful for the opportunity he has as a business owner to have a positive impact on our people and our community.

Outside the office, Chris is an active member of Grace Church at Willow Valley. He lives in West Lampeter Township with his wife, Alison, and two daughters, Anne and Laura. With both daughters now attending college, Chris and Alison enjoy being temporary “empty nesters.” In his free time, Chris enjoys traveling (especially to new destinations with his wife), working on projects around his house and in his yard, playing games, walking with his golden retriever, and playing golf. As a lifelong Philadelphia sports fan, he has experienced much heartache and disappointment through the years but continues to passionately cheer for the teams he loves.

Janet L. Controller/HR Manager.

Janet L.

Controller / HR Manager

Janet is responsible for our financial team and manages the assets of our company. She is a stickler for processes and procedures. With more than 30 years of professional experience in accounting and business management, Janet brings knowledge and administrative structure to the JK Team. As part of her role, Janet manages all aspects of accounts payable, accounts receivable, payroll, human resources, inventory, purchasing, fleet, and tools.

Janet has been married to her husband Ted for more than 35 years and they live in Willow Street. In her free time, she enjoys spending time with her family, watching the Phillies, and traveling to warm places. Their family consists of a daughter and two sons. Her daughter is married with a daughter of her own and one of her sons is recently engaged adding a soon-to-be daughter-in-law to the family. She also has 2 dogs. She is a member of Grace Church at Willow Valley where she serves on the worship team, and also serves on the board of Children’s Fellowship of India.

Chris J. Residential Service Manager.

Chris J.

Residential Service Manager

Chris is the HVAC Residential Service Manager at JK Mechanical with 19 years helping HVAC Clients with their AC and Heating concerns. Specializing in client satisfaction and service with all major brand HVAC equipment, Chris uses that experience to ensure that all clients are treated fairly, promptly, and with the best technical expertise possible.

Brian S. Technical & Training Director.

Brian S.

Technical & Training Director

Brian Shimp has been a valued member of the JK Mechanical team since we were called JK Enterprises in 1988. With over 36 years of experience, Brian started at JK working as a helper on an installation crew. He soon became the crew foreman. A few years later, JK started its service department and Brian became a service technician and then eventually, the service manager. More recently, Brian became the JK Mechanical Technical and Training Director in order to share his wealth of knowledge with the JK Team and our clients. Brian has his Universal EPA certification as well as NATE certifications in Heat Pump Service, Gas/Air Service, and Geothermal Installation and Service. Brian lives in Strasburg Township with his wife and son. He hopes to be a part of this great team for years to come.

Chris B. Director of Commercial Services.

Chris B.

Director of Commercial Services

Beyond his profession, HVAC, Building Automation Systems, and other technology subjects Chris actively pursues for continuous learning during his free time. His career journey began in the engineering department of West Virginia University after which he worked in the commercial HVAC industry around Baltimore, MD. He first joined JK's Residential team in 2002 but soon left to explore opportunities in the Commercial HVAC industry in and around Central Pennsylvania. He returned to lead the newly established Commercial Service department in 2015. Chris and his wife, Stacie, enjoy camping and live music and live in Millersville with their two dogs.

Dawn H. Accounting Manager

Dawn H.

Accounting Manager

Dawn is responsible for the team that handles the day-to-day accounting operations of the company, including accounts payable, accounts receivable, payroll, and purchasing. Dawn has over 35 years of experience in the accounting world having worked in public accounting and earning her CPA license, (currently retired). She works closely with the controller and her team in all that she manages.

Dawn has been married to her husband, John, for more than 30 years. They have two sons Nathan and Shawn. She is a member of Grace Church at Willow Valley and enjoys working in Children’s ministry.

Casey B. Director of Residential New Construction.

Casey B.

Director of Residential New Construction

Casey has over 20 years’ experience in the plumbing field, ranging from residential service and new construction to commercial construction. He learned the trade through hands-on experience as well as through ABC’s apprenticeship program. He owned and operated Blackwell Mechanical for over 6 years before heading up the JK Plumbing team. He takes pride in his work and strives to do every job to the best of his ability. His responsibilities at JK Plumbing include overseeing all aspects of the Plumbing department including service, new construction, and project management.

Casey has been married to his beautiful wife Emily for 16 years. They reside in New Holland with their two daughters, Lilly and Addy. Casey is an avid hunter who loves the outdoors and spending time with his family at their cabin. When not in the woods, he enjoys watching football and baseball.

Katie T. HR Generalist.

Katie T.

HR Generalist

Katie has over 10 years experience in Human Resources and Employee Relations. She isn’t your typical HR person. She is passionate about her role, genuinely cares for all the employees, and enjoys helping people on a daily basis.

Katie attends LCBC. If she is not at work, you will probably find her at one of her kids’ sporting events or doing volunteer work. She has 4 amazing kids,

Kassidy, Gavin, Skyelar & Brantley and soon will have a DIL Emma. Her favorite things include spending time with family, sports, her cats, her grand-pup and her Jeep!

Opal Denlinger. Office Dog.

Opal Denlinger

Office Dog

Opal has been with JK Mechanical since her mom Ashley started as a Client Relations Specialist in 2022. As Office Dog, her responsibilities include supervision and maintaining morale. Her interests include napping, treats, belly rubs, and more treats.

Residential Services

Matt K. Comfort Specialist.

Matt K.

Comfort Specialist

As a sales consultant, Matt specializes in designing heating and air conditioning systems that are unique to each of our client’s specific needs. With more than 24 years of heating and air conditioning experience, Matt can provide a wide variety of smart heating and cooling solutions for any application or budget.

Matt lives in Drumore with his wife Shannon and their six children. As a family they enjoy vacations, watching movies, trips to the park, and attending church. Matt’s other interests include fishing, hunting, and enjoying the outdoors.

Dan S. - Comfort Specialist.

Dan S.

Comfort Specialist

Dan has over 24 years of experience in various residential heating and cooling designs and solutions. In those 24 years, Dan has helped thousands of clients find the best choice for their home’s comfort and energy-saving needs. Dan likes to approach each customer request and find the correct solution as if it were his own home.

Dan lives with his wife, Chrissy, and their two English bulldogs in York. Dan has two sons and a daughter. Dan enjoys walking or running daily, grilling, and relaxing outside with family and friends.

Zack F. Comfort Specialist.

Zach F.

Comfort Specialist

Zach lives in Mountville with his beautiful wife Kaitlin, three children Callen, Trey, and Jovie, and a 9-year-old Weimaraner named Crix. He has been in the HVAC field for 11 years and at JK for 3. In his free time he enjoys spending time with his family, watching sports (especially the Buffalo Bills!), coaching his kids in their sports, and golfing as well as attending Manor church in Millersville.

Rob C. - Project Manager.

Rob C.

Project Manager

Rob is a valued member of the family at JK Mechanical utilizing his vast experience in the field of HVAC to manage our team members in the execution of HVAC replacements and additions. Rob has more than a decade of “in the field” experience which allows him to ensure our customers have an exceptional JK experience.

Outside the office, Rob enjoys spending time with his family, including his wife, Jamie, and their two little girls. He enjoys taking hikes in the beautiful Pennsylvania countryside, as well as being an avid hunter.

Ashley L. Sales Coordinator.

Ashley L.

Sales Coordinator

Ashley has been with the JK team for four years. After beginning with our Client Relations Team, Ashley is excited to continue caring for our clients as Sales Coordinator for the HVAC Residential Replacement team. She also coaches volleyball at Penn Manor Middle School and plays on a co-ed recreational team of her own. In her free time, she likes to read and spend time with her family and her dog Branson.

Nate C. Electrical Manager.

Nate C.

Electrical Manager

Nate recently joined our Electrical team as the Electrical Department Manager. He has 24 years of electrical experience which helps him to create exceptional client experiences. Nate lives in Drumore PA with his wife Rachel and daughter McKenzie. They also have 2 dogs and some other small furry friends. If you ever stop by the office, you can easily recognize him as he always is wearing his I LOVE SOLAR hat. He truly loves what he does and it shows. In his free time, he enjoys attending hockey games and spending time with his family.

Jason S. - Home Service Specialist.

Jason S.

Home Service Specialist

As JK Mechanical's residential Home Services Specialist, Jason Stark specializes in Generac Generator and Solar design and sales. Jason has been a part of the JK team for over 19 years after starting as an HVAC installer.

Jason lives in Holtwood with his beautiful wife Jodie, their sweet daughter Jayleigh and their Cane Corso Dunamis. They attend Freedom Life Church and enjoy spending time outdoors.

New Construction

Mark E. Residential New Construction Senior Account Manager.

Mark E.

Residential New Construction Estimator

Mark has been with JK Mechanical since 2002 and has served in a variety of roles including install tech for residential replacements and renovation jobs, project manager for both residential replacements and new construction installations and currently as the residential new construction account manager. Mark lives in Landisville with his lovely wife Jenny who has homeschooled their 3 children. In addition to enjoying a new phase of life as a grandparent, he actively serves at Westminster Presbyterian church as an elder, soloist, choir member, and participates in their men's ministry. Mark enjoys landscaping, small home improvement projects, and spending time together with his family.

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Tod F.

Residential New Construction Estimator

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Chris A.

Residential New Construction Estimator

Commercial Services

Mike B. Commercial Service Manager.

Mike B.

Commercial Service Manager

JK Commercial Service Manager Mike Brooks has been with the JK Commercial team since 2018 and has more than 30 years of experience in the HVAC industry. Born and raised in Pennsylvania, he lived in Florida for several years before returning to PA. He lives in Lancaster with his wife Beth and their cute dog Brandy.

Fred B. Commercial HVAC Estimator.

Fred B.

Commercial HVAC Estimator

Fred joined JK Mechanical in 2015 and brings years of experience in estimating, managing commercial HVAC projects, and CAD operations. Having earned certification from Penn State for Project Management, a graduate of Thaddeus Stevens College of Technology 1976, and Borg Warner School of Industrial Refrigeration 1982. He has been a resident of the Lancaster area for 61 years and is devoted to his family. He has been happily married for 42 years, has five children and four grandchildren. He loves spending time in the wild and being outdoors. After 48 years still loves the pursuit of photography.

Ryan K. Commercial HVAC Replacement Sales.

Ryan K.

Commercial HVAC Sales

Ryan was born and raised in Nebraska and has lived in PA since 2007. He has been in the HVAC field since 2008, first spending 10 years in service and then an additional four in estimating and sales. As the Commercial HVAC Sales lead for JK Mechanical, Ryan works with commercial and multi-family facilities to design heating, cooling, and ventilation systems to suit any need or budget. Ryan lives in Mechanicsburg with his wife Ashlee and their two children, Breslynn and Ryker. He spends most of his free time trying to keep up with his kids and their activities, and also enjoys golfing, fishing, and watching sports.

Chris T. HVAC Construction Sales Consultant.

Chris T.

HVAC Construction Sales Consultant

Chris is responsible for designing heating and air conditioning solutions for homes and commercial projects. With over 25 years of experience, he offers creative solutions for even the most challenging requests. Geothermal heating/cooling and radiant floor heat are his specialties. Chris and his wife live in Pequea Township and are proud parents of 5 children. He enjoys volunteering with a local church student ministry as well as camping, hiking, and kayaking.

Martin K. Commercial HVAC Replacement Manager.

Martin K.

Commercial HVAC Manager

Martin serves the JK Mechanical team as the Commercial HVAC Manager, focusing on Commercial retrofit and replacement projects. Before joining the JK team in 2018, Martin spent more than 20 years in the HVAC industry, including 8 years as the Head of Commercial Refrigeration Install at Triangle Refrigeration. Martin has six children and resides in Manheim with his lovely wife Kristen.

Dave H. Commercial Department Project Manager.

Dave H.

Commercial Department Project Manager

The one-time Operations Manager for all of JK Mechanical, Dave has now turned his attention to Commercial HVAC Install and is the Project Manager for all Commercial HVAC construction projects. Dave has been with JK Mechanical for 28 years and when not at work, enjoys outdoor activities such as hiking, hunting, and mountain biking.

Stacie B.

Stacie B.


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